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add resource res_rgb

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This commit is contained in:
Harald Pichler 2016-10-27 14:17:26 +02:00
parent e6dbb8c3f2
commit 17520dc4e0
1 changed files with 74 additions and 1 deletions
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75
examples/osd/opentrigger-board/sketch.pde
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@ -21,7 +21,8 @@ extern "C" {
extern resource_t
res_led,
res_bled,
res_bled,
res_rgb,
res_battery,
res_cputemp,
res_event,
@ -51,6 +52,7 @@ static int32_t levent_counter;
ChainableLED leds(8, 9, NUM_LEDS);
uint8_t color_rgb [3] = {0, 0, 0};
static uint8_t name_to_offset (const char * name)
{
uint8_t offset = 0;
@ -104,6 +106,76 @@ GENERIC_RESOURCE
);
#pragma GCC diagnostic pop
static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
static void res_post_put_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
/* A simple getter example. Returns the reading from the sensor with a simple etag */
RESOURCE(res_rgb,
"title=\"LED: , POST/PUT mode=on|off\";rt=\"Control\"",
res_get_handler,
res_post_put_handler,
res_post_put_handler,
NULL);
static void
res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%d %d %d",color_rgb [0],color_rgb [1],color_rgb [2] );
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{'r':%d\n,'g':%d\n,'b':%d}",color_rgb [0],color_rgb [1],color_rgb [2]);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
const char *msg = "Supporting content-types text/plain and application/json";
REST.set_response_payload(response, msg, strlen(msg));
}
}
static void
res_post_put_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
size_t len = 0;
const char *valr = NULL;
const char *valg = NULL;
const char *valb = NULL;
int success = 1;
if(success && (len = REST.get_post_variable(request, "r", &valr))) {
if(len != 0) {
color_rgb [0] = atoi (valr);
} else {
success = 0;
}
if(success && (len = REST.get_post_variable(request, "g", &valg))) {
if(len != 0) {
color_rgb [1] = atoi (valg);
} else {
success = 0;
}
}
if(success && (len = REST.get_post_variable(request, "b", &valb))) {
if(len != 0) {
color_rgb [2] = atoi (valb);
} else {
success = 0;
}
}
} else {
success = 0;
} if(!success) {
REST.set_response_status(response, REST.status.BAD_REQUEST);
}
}
void setup (void)
{
// switch off the led
@ -131,6 +203,7 @@ void setup (void)
rest_activate_resource (&res_red, "led/R");
rest_activate_resource (&res_green, "led/G");
rest_activate_resource (&res_blue, "led/B");
rest_activate_resource (&res_rgb, "led/RGB");
#pragma GCC diagnostic pop
// mcu_sleep_set(64);